Rene N. Silva

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Ridgewood, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Furnace draft hood with outside air supply
- Patent number 4,306,539
- Issue date Dec 22, 1981
- Rene N. Silva
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Apparatus for concentrating liquid-solid mixture
- Patent number 4,012,846
- Issue date Mar 22, 1977
- Rene N. Silva
- F26 - DRYING